19461840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 61121088

約数和(自身を除く): 41659248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 977, 996, 1245, 1328, 1660, 1954, 1992, 2490, 2931, 3320, 3908, 3984, 4885, 4980, 5862, 6640, 7816, 9770, 9960, 11724, 14655, 15632, 19540, 19920, 23448, 29310, 39080, 46896, 58620, 78160, 81091, 117240, 162182, 234480, 243273, 324364, 405455, 486546, 648728, 810910, 973092, 1216365, 1297456, 1621820, 1946184, 2432730, 3243640, 3892368, 4865460, 6487280, 9730920, 19461840]

約数ペア:

[(1, 19461840), (2, 9730920), (3, 6487280), (4, 4865460), (5, 3892368), (6, 3243640), (8, 2432730), (10, 1946184), (12, 1621820), (15, 1297456), (16, 1216365), (20, 973092), (24, 810910), (30, 648728), (40, 486546), (48, 405455), (60, 324364), (80, 243273), (83, 234480), (120, 162182), (166, 117240), (240, 81091), (249, 78160), (332, 58620), (415, 46896), (498, 39080), (664, 29310), (830, 23448), (977, 19920), (996, 19540), (1245, 15632), (1328, 14655), (1660, 11724), (1954, 9960), (1992, 9770), (2490, 7816), (2931, 6640), (3320, 5862), (3908, 4980), (3984, 4885)]