1859891628

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{40039}}^1$

素因数の和:40139

約数の個数: 72

約数和(自身を含む): 5112307200

約数和(自身を除く): 3252415572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 6636, 7742, 11613, 15484, 23226, 40039, 46452, 80078, 120117, 160156, 240234, 280273, 480468, 560546, 840819, 1121092, 1681638, 1961911, 3163081, 3363276, 3923822, 5885733, 6326162, 7847644, 9489243, 11771466, 12652324, 18978486, 22141567, 23542932, 37956972, 44283134, 66424701, 88566268, 132849402, 154990969, 265698804, 309981938, 464972907, 619963876, 929945814, 1859891628]

約数ペア:

[(1, 1859891628), (2, 929945814), (3, 619963876), (4, 464972907), (6, 309981938), (7, 265698804), (12, 154990969), (14, 132849402), (21, 88566268), (28, 66424701), (42, 44283134), (49, 37956972), (79, 23542932), (84, 22141567), (98, 18978486), (147, 12652324), (158, 11771466), (196, 9489243), (237, 7847644), (294, 6326162), (316, 5885733), (474, 3923822), (553, 3363276), (588, 3163081), (948, 1961911), (1106, 1681638), (1659, 1121092), (2212, 840819), (3318, 560546), (3871, 480468), (6636, 280273), (7742, 240234), (11613, 160156), (15484, 120117), (23226, 80078), (40039, 46452)]