20770293840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{239731}}^1$

素因数の和:239785

約数の個数: 120

約数和(自身を含む): 67955391648

約数和(自身を除く): 47185097808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 456, 570, 722, 760, 912, 1083, 1140, 1444, 1520, 1805, 2166, 2280, 2888, 3610, 4332, 4560, 5415, 5776, 7220, 8664, 10830, 14440, 17328, 21660, 28880, 43320, 86640, 239731, 479462, 719193, 958924, 1198655, 1438386, 1917848, 2397310, 2876772, 3595965, 3835696, 4554889, 4794620, 5753544, 7191930, 9109778, 9589240, 11507088, 13664667, 14383860, 18219556, 19178480, 22774445, 27329334, 28767720, 36439112, 45548890, 54658668, 57535440, 68323335, 72878224, 86542891, 91097780, 109317336, 136646670, 173085782, 182195560, 218634672, 259628673, 273293340, 346171564, 364391120, 432714455, 519257346, 546586680, 692343128, 865428910, 1038514692, 1093173360, 1298143365, 1384686256, 1730857820, 2077029384, 2596286730, 3461715640, 4154058768, 5192573460, 6923431280, 10385146920, 20770293840]

約数ペア:

[(1, 20770293840), (2, 10385146920), (3, 6923431280), (4, 5192573460), (5, 4154058768), (6, 3461715640), (8, 2596286730), (10, 2077029384), (12, 1730857820), (15, 1384686256), (16, 1298143365), (19, 1093173360), (20, 1038514692), (24, 865428910), (30, 692343128), (38, 546586680), (40, 519257346), (48, 432714455), (57, 364391120), (60, 346171564), (76, 273293340), (80, 259628673), (95, 218634672), (114, 182195560), (120, 173085782), (152, 136646670), (190, 109317336), (228, 91097780), (240, 86542891), (285, 72878224), (304, 68323335), (361, 57535440), (380, 54658668), (456, 45548890), (570, 36439112), (722, 28767720), (760, 27329334), (912, 22774445), (1083, 19178480), (1140, 18219556), (1444, 14383860), (1520, 13664667), (1805, 11507088), (2166, 9589240), (2280, 9109778), (2888, 7191930), (3610, 5753544), (4332, 4794620), (4560, 4554889), (5415, 3835696), (5776, 3595965), (7220, 2876772), (8664, 2397310), (10830, 1917848), (14440, 1438386), (17328, 1198655), (21660, 958924), (28880, 719193), (43320, 479462), (86640, 239731)]