1863136580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{158161}}^1$

素因数の和:158220

約数の個数: 48

約数和(自身を含む): 4251394560

約数和(自身を除く): 2388257980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 158161, 316322, 632644, 790805, 1581610, 3005059, 3163220, 4902991, 6010118, 9805982, 12020236, 15025295, 19611964, 24514955, 30050590, 49029910, 60101180, 93156829, 98059820, 186313658, 372627316, 465784145, 931568290, 1863136580]

約数ペア:

[(1, 1863136580), (2, 931568290), (4, 465784145), (5, 372627316), (10, 186313658), (19, 98059820), (20, 93156829), (31, 60101180), (38, 49029910), (62, 30050590), (76, 24514955), (95, 19611964), (124, 15025295), (155, 12020236), (190, 9805982), (310, 6010118), (380, 4902991), (589, 3163220), (620, 3005059), (1178, 1581610), (2356, 790805), (2945, 632644), (5890, 316322), (11780, 158161)]