1777897380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{604727}}^1$

素因数の和:604753

約数の個数: 72

約数和(自身を含む): 5790875328

約数和(自身を除く): 4012977948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 604727, 1209454, 1814181, 2418908, 3023635, 3628362, 4233089, 6047270, 7256724, 8466178, 9070905, 12094540, 12699267, 16932356, 18141810, 21165445, 25398534, 29631623, 36283620, 42330890, 50797068, 59263246, 63496335, 84661780, 88894869, 118526492, 126992670, 148158115, 177789738, 253985340, 296316230, 355579476, 444474345, 592632460, 888948690, 1777897380]

約数ペア:

[(1, 1777897380), (2, 888948690), (3, 592632460), (4, 444474345), (5, 355579476), (6, 296316230), (7, 253985340), (10, 177789738), (12, 148158115), (14, 126992670), (15, 118526492), (20, 88894869), (21, 84661780), (28, 63496335), (30, 59263246), (35, 50797068), (42, 42330890), (49, 36283620), (60, 29631623), (70, 25398534), (84, 21165445), (98, 18141810), (105, 16932356), (140, 12699267), (147, 12094540), (196, 9070905), (210, 8466178), (245, 7256724), (294, 6047270), (420, 4233089), (490, 3628362), (588, 3023635), (735, 2418908), (980, 1814181), (1470, 1209454), (2940, 604727)]