48901940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 105416640

約数和(自身を除く): 56514700

約数列:

[1, 2, 4, 5, 10, 20, 83, 89, 166, 178, 331, 332, 356, 415, 445, 662, 830, 890, 1324, 1655, 1660, 1780, 3310, 6620, 7387, 14774, 27473, 29459, 29548, 36935, 54946, 58918, 73870, 109892, 117836, 137365, 147295, 147740, 274730, 294590, 549460, 589180, 2445097, 4890194, 9780388, 12225485, 24450970, 48901940]

約数ペア:

[(1, 48901940), (2, 24450970), (4, 12225485), (5, 9780388), (10, 4890194), (20, 2445097), (83, 589180), (89, 549460), (166, 294590), (178, 274730), (331, 147740), (332, 147295), (356, 137365), (415, 117836), (445, 109892), (662, 73870), (830, 58918), (890, 54946), (1324, 36935), (1655, 29548), (1660, 29459), (1780, 27473), (3310, 14774), (6620, 7387)]