19450680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 61722000

約数和(自身を除く): 42271320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 449, 456, 570, 722, 760, 898, 1083, 1140, 1347, 1444, 1796, 1805, 2166, 2245, 2280, 2694, 2888, 3592, 3610, 4332, 4490, 5388, 5415, 6735, 7220, 8531, 8664, 8980, 10776, 10830, 13470, 14440, 17062, 17960, 21660, 25593, 26940, 34124, 42655, 43320, 51186, 53880, 68248, 85310, 102372, 127965, 162089, 170620, 204744, 255930, 324178, 341240, 486267, 511860, 648356, 810445, 972534, 1023720, 1296712, 1620890, 1945068, 2431335, 3241780, 3890136, 4862670, 6483560, 9725340, 19450680]

約数ペア:

[(1, 19450680), (2, 9725340), (3, 6483560), (4, 4862670), (5, 3890136), (6, 3241780), (8, 2431335), (10, 1945068), (12, 1620890), (15, 1296712), (19, 1023720), (20, 972534), (24, 810445), (30, 648356), (38, 511860), (40, 486267), (57, 341240), (60, 324178), (76, 255930), (95, 204744), (114, 170620), (120, 162089), (152, 127965), (190, 102372), (228, 85310), (285, 68248), (361, 53880), (380, 51186), (449, 43320), (456, 42655), (570, 34124), (722, 26940), (760, 25593), (898, 21660), (1083, 17960), (1140, 17062), (1347, 14440), (1444, 13470), (1796, 10830), (1805, 10776), (2166, 8980), (2245, 8664), (2280, 8531), (2694, 7220), (2888, 6735), (3592, 5415), (3610, 5388), (4332, 4490)]