1900384860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{261761}}^1$

素因数の和:261795

約数の個数: 72

約数和(自身を含む): 5848810128

約数和(自身を除く): 3948425268

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 261761, 523522, 785283, 1047044, 1308805, 1570566, 2617610, 2879371, 3141132, 3926415, 5235220, 5758742, 7852830, 8638113, 11517484, 14396855, 15705660, 17276226, 28793710, 31673081, 34552452, 43190565, 57587420, 63346162, 86381130, 95019243, 126692324, 158365405, 172762260, 190038486, 316730810, 380076972, 475096215, 633461620, 950192430, 1900384860]

約数ペア:

[(1, 1900384860), (2, 950192430), (3, 633461620), (4, 475096215), (5, 380076972), (6, 316730810), (10, 190038486), (11, 172762260), (12, 158365405), (15, 126692324), (20, 95019243), (22, 86381130), (30, 63346162), (33, 57587420), (44, 43190565), (55, 34552452), (60, 31673081), (66, 28793710), (110, 17276226), (121, 15705660), (132, 14396855), (165, 11517484), (220, 8638113), (242, 7852830), (330, 5758742), (363, 5235220), (484, 3926415), (605, 3141132), (660, 2879371), (726, 2617610), (1210, 1570566), (1452, 1308805), (1815, 1047044), (2420, 785283), (3630, 523522), (7260, 261761)]